. . "Clippings"@en . . . . . "Notebooks"@en . . "Papers"@en . "Collection contains correspondence and memorandums (1912-1978); files on Duke Power, the Duke Endowment, and Duke University; income tax records; notebooks; speeches; photographs; reports; newspaper clippings; and miscellaneous other materials."@en . . . "Memorandums"@en . . . . . . . . "Photographs"@en . . . . . . "Speeches"@en . . . . "Tax records"@en . .